Ryan, J. (2020). Tough talking cowboy (First edition.). Avon Books, an imprint of HarperCollins Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRyan, Jennifer. Tough Talking Cowboy. First edition. New York, NY: Avon Books, an imprint of HarperCollins Publishers, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRyan, Jennifer. Tough Talking Cowboy. First edition. Avon Books, an imprint of HarperCollins Publishers, 2020.
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